package com.iims.common.core.controller;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.iims.common.constant.Constants;
import com.iims.common.constant.HttpStatus;
import com.iims.common.core.domain.AjaxResult;
import com.iims.common.core.domain.HttpParamMap;
import com.iims.common.core.page.PageDomain;
import com.iims.common.core.page.SearchTimeSupport;
import com.iims.common.core.page.TableDataInfo;
import com.iims.common.core.page.TableSupport;
import com.iims.common.utils.DateUtils;
import com.iims.common.utils.StringUtils;
import com.iims.common.utils.sql.SqlUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;

import java.beans.PropertyEditorSupport;
import java.util.Date;
import java.util.List;

/**
 * web层通用数据处理
 *
 * @author fanpei
 */
public class BaseController {
    protected final Logger logger = LoggerFactory.getLogger(this.getClass());

    /**
     * 将前台传递过来的日期格式的字符串，自动转化为Date类型
     */
    @InitBinder
    public void initBinder(WebDataBinder binder) {
        // Date 类型转换
        binder.registerCustomEditor(Date.class, new PropertyEditorSupport() {
            @Override
            public void setAsText(String text) {
                setValue(DateUtils.parseDate(text));
            }
        });
    }

    /**
     * 设置请求分页数据
     */
    protected PageDomain startPage() throws Exception {
        PageDomain pageDomain = TableSupport.buildPageRequest();
        Integer pageNum = pageDomain.getPageNum();
        Integer pageSize = pageDomain.getPageSize();
        if (StringUtils.isNotNull(pageNum) && StringUtils.isNotNull(pageSize)) {
            if (pageNum < 1 || pageSize <= 0) {
                throw new Exception("pageNum[1,maxValue]，pageSize(0,maxValue)请检查参数取值范围！");
            }
            String orderBy = SqlUtil.escapeOrderBySql(pageDomain.getOrderBy());
            PageHelper.startPage(pageNum, pageSize, orderBy);
        } else {
            throw new Exception("分页参数缺失，请检查接口！");
        }
        return pageDomain;
    }

    /**
     * 设置时间搜索参数
     *
     * @param paramMap
     */
    protected void setSearchTimeRange(HttpParamMap paramMap) throws Exception {
        SearchTimeSupport.setSearchTimeRange(paramMap);
    }

    /**
     * 业务数据序号用
     *
     * @param paramMap
     */
    protected void setSeqNumPageSizeStart(HttpParamMap paramMap) {
        int pageStart = TableSupport.getPageNum();
        int pageSize = TableSupport.getPageSize();
        paramMap.put(Constants.PAGE_STRAT, new Integer(pageStart - 1) * pageSize);
    }

    /**
     * 响应请求分页数据
     */
    @SuppressWarnings({"rawtypes", "unchecked"})
    protected TableDataInfo getDataTable(List<?> list) {
        TableDataInfo rspData = new TableDataInfo();
        rspData.setCode(HttpStatus.SUCCESS);
        rspData.setMsg("查询成功");
        rspData.setRows(list);
        rspData.setPageInfo(new PageInfo(list));
        return rspData;
    }

    protected TableDataInfo getDataTable(Page<?> pageList) {
        TableDataInfo rspData = new TableDataInfo();
        rspData.setCode(HttpStatus.SUCCESS);
        rspData.setMsg("查询成功");
        rspData.setRows(pageList.getRecords());
        //设置分页数据
        PageInfo info = new PageInfo();
        info.setTotal(pageList.getTotal());
        info.setPageNum((int) pageList.getCurrent());
        info.setPageSize((int) pageList.getSize());
        info.setPages((int) pageList.getPages());
        rspData.setPageInfo(info);
        return rspData;
    }


    /**
     * 响应返回结果
     *
     * @param rows 影响行数
     * @return 操作结果
     */
    protected AjaxResult toAjax(int rows) {
        return rows > 0 ? AjaxResult.success() : AjaxResult.error();
    }

    /**
     * 响应返回结果
     *
     * @param result 结果
     * @return 操作结果
     */
    protected AjaxResult toAjax(boolean result) {
        return result ? success() : error();
    }

    /**
     * 返回成功
     */
    public AjaxResult success() {
        return AjaxResult.success();
    }

    /**
     * 返回失败消息
     */
    public AjaxResult error() {
        return AjaxResult.error();
    }

    /**
     * 返回成功消息
     */
    public AjaxResult success(String message) {
        return AjaxResult.success(message);
    }

    /**
     * 返回失败消息
     */
    public AjaxResult error(String message) {
        return AjaxResult.error(message);
    }

    /**
     * 页面跳转
     */
    public String redirect(String url) {
        return StringUtils.format("redirect:{}", url);
    }

}
